#middle{
    border: 1px solid #000000;
    width: 600px;
    height: 300px;
    margin: 0 auto;
    border-radius: 5px;
}
#top{
    font-size: 25px;
    margin: 30px;

}

.bt{
    margin: 60px;
    background: #1da6d7;
    border: 0px;
    width: 100px;
    height: 40px;
    color: #ffffff;
    font-size:15px ;
    cursor: pointer;
    font-family: "黑体";
    border-radius: 3px;
}
#content1{
    width: 400px;
    height: 350px;
    border: 1px solid #cccccc;
    position: absolute;
    top: 200px;
    left: 500px;
    background: #fefdff;
    -webkit-animation:big 0.3s ease-out;
    box-shadow: 0 0 30px grey;
    border-radius: 10px;

}
@-webkit-keyframes big{
    0%{transform:scale(0.1);}
    100%{transform:scale(1);}
}
#content1_top{
    border: 0px solid #cbccc9;
    text-align: center;
    background: #c8c4cc;
    color: #000000;

}

#table{
    text-align: center;
    padding: 20px;
}

#tb tr{
    height: 40px;

}
#input2{
    height: 100px;
    width: 150px;
}

#content_ap{
    position: absolute;
    left: 0px;
    right: 0px;
    top: 0px;
    bottom: 0px;
    background: rgba(0,0,0,0.2);
}
#content_ap2{
    width: 100%;
    position: absolute;
    left: 0px;
    right: 0px;
    top: 0px;
    bottom: 0px;
    background: rgba(0,0,0,0.2);
    display: none;
}
#content2{
    width: 400px;
    height: 350px;
    border: 1px solid #cccccc;
    position: absolute;
    top: 200px;
    left: 500px;
    background: #fefdff;
    -webkit-animation:big 0.3s ease-out;
    border-radius: 10px;
    box-shadow: 0 0 30px grey;


}
#content2_top{
    border: 0px solid #cbccc9;
    text-align: center;
    background: #c8c4cc;
    color: #000000;

}
#content2_footer{
     border: 0px solid #cbccc9;
     background: #c8c4cc;
     height: 20px;

 }
#content1_footer{
    border: 0px solid #cbccc9;
    background: #c8c4cc;
    height: 20px;

}
#table2{
    text-align: center;
    padding: 20px;
}

#tb2 tr{
    height: 40px;

}
#input3{
    height: 100px;
    width: 150px;
}

.content_but{
    width: 50px;
    border: 0px;
    background:#1da6d7 ;
    height: 25px;
    font-size: 12px;
    color: #ffffff;
    font-family: "黑体";
    cursor: pointer;
    border-radius: 3px;
}


